[skrebbel]

Why not?

[joshfraser]

All the extra JavaScript makes your site slow.

[jwise0]

Can you quantify how slow? This is a common refrain against some of these sorts of things (and, indeed, the modern web in general): "adding this thing makes your site slow". But I rarely see quantified results...

[konklone]

it's actually a super tiny amount of JavaScript, you'd be surprised what you can do without something like jQuery bulking things up.